| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.4%
|
| -1 | Don't know | 221 |
12.2%
|
| 1 | A great deal | 105 |
5.8%
|
| 2 | Quite a lot | 576 |
31.8%
|
| 3 | Not very much | 594 |
32.8%
|
| 4 | None at all | 307 |
17%
|